BS EN ISO 9806:2017 – TC:2020 Edition
$280.87
Tracked Changes. Solar energy. Solar thermal collectors. Test methods
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 314 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 214 | undefined |
| 216 | European foreword Endorsement notice |
| 222 | Foreword |
| 223 | Introduction |
| 224 | 1 Scope 2 Normative references 3 Terms and definitions |
| 225 | 4 Symbols |
| 228 | 5 General 5.1 Test overview — Sequence of the tests |
| 229 | 5.2 Testing of collectors with specific attributes 5.2.1 General 5.2.2 Collectors using external power sources and collectors with active or passive measures for normal operation and self-protection |
| 230 | 5.2.3 Collectors co-generating thermal and electrical power 5.2.4 Wind and/or infrared sensitive collectors (WISC) 5.2.5 Façade collectors |
| 231 | 5.2.6 Air and liquid heating collectors 6 Internal pressure tests for fluid channels 6.1 Objective 6.2 Fluid channels made of non-polymeric materials 6.2.1 Apparatus and procedure 6.2.2 Test conditions 6.3 Fluid channels made of polymeric materials 6.3.1 Apparatus and procedure |
| 232 | 6.3.2 Test conditions 6.4 Results and reporting 7 Air leakage rate test (air heating collectors only) 7.1 Objective 7.2 Apparatus and procedure |
| 233 | 7.3 Test conditions 7.4 Results and reporting 8 Rupture or collapse test (air heating collectors only) 8.1 Objective 8.2 Apparatus and procedure 8.2.1 General |
| 234 | 8.2.2 Closed-loop collectors 8.2.3 Open to ambient collectors 8.3 Results and reporting 9 Standard stagnation temperature 9.1 Objective |
| 235 | 9.2 Testing under stagnation conditions 9.3 Measurement and extrapolation of standard stagnation temperature 9.4 Determining standard stagnation temperature using efficiency parameters |
| 236 | 9.5 Results and reporting 10 Exposure and half-exposure test 10.1 Objective 10.2 Initial outdoor exposure |
| 237 | 10.3 Method 1 10.4 Method 2 10.5 Method 3 10.6 Test conditions |
| 238 | 10.7 Results and reporting 11 External thermal shock 11.1 Objective 11.2 Apparatus and procedure 11.3 Test conditions |
| 239 | 11.4 Results and reporting 12 Internal thermal shock test (Liquid heating collectors only) 12.1 Objective 12.2 Apparatus and procedure 12.3 Test conditions 12.4 Results and reporting 13 Rain penetration test 13.1 Objective 13.2 Apparatus and procedure |
| 240 | 13.3 Test conditions |
| 242 | 13.4 Results and reporting 14 Freeze resistance test 14.1 Objective 14.2 Freeze resistant collectors 14.2.1 General 14.2.2 Test conditions 14.3 Heatpipe collectors 14.3.1 General |
| 243 | 14.3.2 Test conditions 14.3.3 Results and reporting 15 Mechanical load test with positive or negative pressure 15.1 Objective 15.2 Apparatus and procedure 15.2.1 Mounting |
| 244 | 15.2.2 Methods for the application of the loads |
| 245 | 15.2.3 Particular specifications for tracking collectors or other specific collector types 15.3 Test conditions 15.4 Results and reporting 16 Impact resistance test 16.1 Objective 16.2 Test procedure 16.3 Impact location |
| 246 | 16.4 Method 1: Impact resistance test using ice balls 16.4.1 Apparatus 16.4.2 Ice balls 16.4.3 Specific aspects of the test procedure using ice balls 16.5 Method 2: Impact resistance test using steel balls |
| 247 | 16.6 Results and reporting 17 Final inspection 17.1 Objective 17.2 Test procedure |
| 248 | 17.3 Results and reporting 18 Test report 19 Thermal performance testing 19.1 General 19.2 Performance test using a solar irradiance simulator 19.2.1 General 19.2.2 Solar irradiance simulator for performance testing |
| 249 | 19.2.3 Solar irradiance simulator for the measurement of incidence angle modifiers |
| 250 | 20 Collector mounting and location 20.1 General 20.2 Collector orientation outdoors 20.3 Shading from direct solar irradiance 20.4 Diffuse and reflected solar irradiance |
| 251 | 20.5 Thermal irradiance 20.6 Surrounding air speed 21 Instrumentation 21.1 Solar radiation measurement 21.1.1 Pyranometer |
| 252 | 21.2 Thermal radiation measurement 21.2.1 General 21.2.2 Measurement of thermal irradiance outdoors 21.2.3 Measurement of thermal irradiance indoors 21.3 Temperature measurements 21.3.1 General 21.3.2 Heat transfer fluid temperatures (Liquid heating collectors) |
| 253 | 21.3.3 Volume flow weighted mean temperature ϑm,th (Air heating collectors) 21.3.4 Measurement of ambient air temperature |
| 254 | 21.4 Flow rate measurement 21.4.1 Measurement of mass flow rate (liquid) 21.4.2 Measurement of collector fluid flow rate (Air heating collectors) 21.5 Measurement of air speed over the collector 21.5.1 General |
| 255 | 21.5.2 Required accuracy 21.6 Elapsed time measurement 21.7 Humidity measurement (Air collectors) 21.8 Collector dimensions 22 Test installation 22.1 Liquid heating collectors 22.1.1 General |
| 256 | 22.1.2 Heat transfer fluid 22.1.3 Pipe work and fittings |
| 257 | 22.1.4 Pump and flow control devices 22.2 Air heating collectors 22.2.1 General 22.2.2 Closed loop test circuit |
| 258 | 22.2.3 Open to ambient test circuit 22.2.4 Heat transfer fluid 22.2.5 Test ducts |
| 259 | 22.2.6 Fan and flow control devices 22.2.7 Air preconditioning apparatus 22.2.8 Humidity ratio 23 Thermal performance test procedures 23.1 General |
| 260 | 23.2 Preconditioning of the collector 23.3 Test conditions 23.3.1 General 23.3.2 Flow rates 23.3.3 Steady-state method |
| 261 | 23.3.4 Quasi dynamic test 23.4 Test procedure 23.4.1 General 23.4.2 Steady-state testing of liquid heating collector 23.4.3 Steady-state testing of air heating collectors |
| 262 | 23.4.4 Steady-state testing of WISC collectors 23.4.5 Quasi dynamic testing 23.5 Measurements 23.5.1 General |
| 263 | 23.5.2 Additional measurements during tests in solar irradiance simulators 23.5.3 Data acquisition requirements 23.6 Test period 23.6.1 Steady-state testing |
| 264 | 23.6.2 Quasi dynamic testing |
| 267 | 24 Computation of the collector parameters 24.1 Liquid heating collectors 24.1.1 General |
| 268 | 24.1.2 Steady-state test method for liquid heating collectors 24.1.3 Quasi dynamic test method for liquid heating collectors 24.1.4 Data analysis |
| 269 | 24.2 Air heating collectors 24.2.1 General 24.2.2 Steady-state test method for closed loop air heating collectors 24.2.3 Steady-state test method for open to ambient air heating collectors 24.2.4 Steady-state test method for open to ambient air heating WISC collectors 24.3 Standard reporting conditions (SRC) |
| 270 | 24.4 Standard uncertainties 24.5 Reference area conversion 25 Determination of the effective thermal capacity and the time constant 25.1 General 25.2 Measurement of the effective thermal capacity with irradiance |
| 271 | 25.3 Measurement of the effective thermal capacity using the quasi dynamic method 25.4 Calculation method for the determination of the effective thermal capacity 25.5 Determination of collector time constant |
| 272 | 26 Determination of the incident angle modifier (IAM) 26.1 General |
| 273 | 26.2 Modelling |
| 274 | 26.2.1 Steady-state |
| 275 | 26.2.2 Quasi dynamic 26.3 Test procedures 26.3.1 Steady-state liquid heating collectors 26.3.2 Air collectors |
| 276 | 26.4 Calculation of the collector incidence angle modifier 26.5 Reporting 27 Determination of the pressure drop 27.1 General 27.2 Liquid heating collectors 27.2.1 Apparatus and procedure |
| 277 | 27.2.2 Pressure drop caused by fittings 27.2.3 Test conditions 27.3 Air heating collectors 27.3.1 Apparatus and procedure |
| 278 | 27.4 Calculation and presentation of results |
| 279 | Annex A (normative) Test reports |
| 303 | Annex B (normative) Steady-state and quasi dynamic model |
| 304 | Annex C (normative) Density and heat capacity of water |
| 305 | Annex D (informative) Assessment of the standard uncertainty in solar collector testing |
| 309 | Annex E (informative) Measurement of the velocity weighted mean temperature |
| 311 | Annex F (informative) Material efficiency aspects |
| 312 | Annex G (informative) Area conversion of thermal performance parameters |
| 313 | Bibliography |
